Schroeder, Roger G.
McGraw-Hill, 1987
Buku Teks
Goodwin, Paul
West Sussex : Wiley, 2010
Buku Teks
Boy Subirosa Sabarguna
Penerbit Universitas Indonesia (UI-Press), 2007
Buku Teks
Thomas N. Ingram...[et al.]
Harcourt College Publishers, 2001
Buku Teks
Newman, Joseph W.
Harper & Brothers, 1971
Buku Teks